CMake: Read tbb library version on Linux. (#2471)

cmake/external_tbb.cmake

@@ -50,13 +50,28 @@ if(NGRAPH_TBB_ENABLE)
         set(TBB_LIB_NAME tbb)
         set(TBB_BUILDDIR_NAME tbb_release)
     endif()
-    install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/tbb_build/${TBB_BUILDDIR_NAME}/
-        DESTINATION ${NGRAPH_INSTALL_LIB}
-        FILES_MATCHING REGEX "/${CMAKE_SHARED_LIBRARY_PREFIX}${TBB_LIB_NAME}${CMAKE_SHARED_LIBRARY_SUFFIX}(\\.[0-9]+)*$"
-    )
+    set(TBB_BUILD_DIR ${CMAKE_CURRENT_BINARY_DIR}/tbb_build/${TBB_BUILDDIR_NAME})
+    set(TBB_LIB ${CMAKE_SHARED_LIBRARY_PREFIX}${TBB_LIB_NAME}${CMAKE_SHARED_LIBRARY_SUFFIX})
+    file(COPY
+             ${TBB_BUILD_DIR}/${TBB_LIB}
+         DESTINATION ${NGRAPH_BUILD_DIR})
+    if(LINUX)
+        execute_process(COMMAND grep TBB_COMPATIBLE_INTERFACE_VERSION ${TBB_ROOT}/include/tbb/tbb_stddef.h OUTPUT_VARIABLE TBB_SOVER_LINE)
+        string(REGEX MATCH "[0-9.]+" TBB_SOVER ${TBB_SOVER_LINE})
+        message(STATUS "TBB so version: ${TBB_SOVER}")
+        file(COPY
+                ${TBB_BUILD_DIR}/${TBB_LIB}.${TBB_SOVER}
+             DESTINATION ${NGRAPH_BUILD_DIR})
+    endif()
+    install(FILES ${NGRAPH_BUILD_DIR}/${TBB_LIB}
+        DESTINATION ${NGRAPH_INSTALL_LIB})
+    if(LINUX)
+        install(FILES ${NGRAPH_BUILD_DIR}/${TBB_LIB}.${TBB_SOVER}
+            DESTINATION ${NGRAPH_INSTALL_LIB})
+    endif()
     add_library(libtbb INTERFACE)
     target_link_libraries(libtbb INTERFACE
-        ${CMAKE_CURRENT_BINARY_DIR}/tbb_build/${TBB_BUILDDIR_NAME}/${CMAKE_SHARED_LIBRARY_PREFIX}${TBB_LIB_NAME}${CMAKE_SHARED_LIBRARY_SUFFIX}
+        ${NGRAPH_BUILD_DIR}/${TBB_LIB}
     )
     target_include_directories(libtbb SYSTEM INTERFACE ${TBB_ROOT}/include)
 endif()